| Butler to Imola | 4,405.27 mi (7,089.60 km) |
| Butler to Impruneta | 4,410.74 mi (7,098.39 km) |
| Butler to Induno Olona | 4,231.44 mi (6,809.84 km) |
| Butler to Inverigo | 4,251.44 mi (6,842.04 km) |
| Butler to Inveruno | 4,243.82 mi (6,829.76 km) |
| Butler to Inzago | 4,269.58 mi (6,871.23 km) |
| Butler to Iseo | 4,288.75 mi (6,902.08 km) |
| Butler to Isernia | 4,616.91 mi (7,430.19 km) |
| Butler to Isola Capo Rizzuto | 4,846.00 mi (7,798.88 km) |
| Butler to Isola del Liri | 4,585.58 mi (7,379.78 km) |
| Butler to Isola della Scala | 4,342.36 mi (6,988.35 km) |
| Butler to Isola Vicentina | 4,347.17 mi (6,996.10 km) |
| Butler to Ispica | 4,840.39 mi (7,789.86 km) |
| Butler to Istrana | 4,371.95 mi (7,035.97 km) |
| Butler to Itri | 4,599.43 mi (7,402.06 km) |
